vitamin e glutathione vs. Glutathione: Which Is Better for Your Skin? – CYMBIOTIKA Glutathione peroxidase 4 and vitamin

Retinol is faster and more aggressive

Common side effects are generally mild and may include pain, redness, or swelling at the injection site, nausea, vomiting, headache, dizziness, or diarrhea

Certain medications or supplements can also interfere with vitamin B12 supplements

The combination of increased collagen, improved hydration from GAG stimulation, and enhanced skin thickness quickly reduces the visibility of these shallow creases

Managing stress is equally important, as chronic stress increases cortisol levels, which can accelerate collagen breakdown and deplete glutathione stores

I would explain the biochemistry, walk them through the pathways, and then hand them a list